import { fileURLToPath, URL } from 'node:url'

import { defineConfig } from 'vite'
import vue from '@vitejs/plugin-vue'

// 配置elementPlus按需导入
import AutoImport from 'unplugin-auto-import/vite'
import Components from 'unplugin-vue-components/vite'
import { ElementPlusResolver } from 'unplugin-vue-components/resolvers'


// https://vitejs.dev/config/
export default defineConfig({
    plugins: [
        vue(),
        // ... 
        AutoImport({
            resolvers: [ElementPlusResolver()],
        }),
        Components({
            resolvers: [
                // 1. 配置elementPlus采用sass样式配色系统
                ElementPlusResolver({ importStyle: "sass" }),
            ],
        }),
    ],
    resolve: {
        // 实际的路径转化 @ -> src  alias : 别名
        alias: {
            '@': fileURLToPath(new URL('./src', import.meta.url))
        }
    },
    css: {
        preprocessorOptions: {
            scss: {
                // 2. 自动导入定制化样式文件进行样式覆盖
                additionalData: `
          @use "@/styles/element/index.scss" as *;
          @use "@/styles/var.scss" as *;
        `,
            }
        }
    }
})
